William Crain MD
About this NPIWhat this record shows.
NPI 1669523338 is registered to William Crain MD, a Procedural Dermatology Physician practising at 3300 Webster St, #509 in Oakland, California. Procedural Dermatology Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. William Crain MD has been enumerated in the National Provider Identifier (NPI) registry since 2007.
Your brand here.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans William Crain MD accepts. To confirm in-network status with your specific health plan, contact William Crain MD directly at (510) 452-4900.
Frequently asked
Yes. NPI 1669523338 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Procedural Dermatology Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (510) 452-4900.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. William Crain MD is a Type-1 individual NPI.